General Information:
Chemical Formula:
Mn++Mn+++2(PO4)2(OH)2·4(H2O)
Composition:
(Molecular Weight = 460.83 gm)
Manganese 35.76 % Mn
Phosphorus 13.44 % P
Hydrogen 2.19 % H
Oxygen 48.61 % O
Empirical Formula:
Mn2+Mn3+2(PO4)2(OH)2·4(H2O)
Physical Properties:
Cleavage:
[001] Perfect, [110] Indistinct
Color:
light red or dark reddish brown.
Density:
2.84
Diaphaniety:
Transparent
Hardness:
3.5 - Copper Penny
Luster:
Vitreous - Resinous
More details...